Lexmark CS748de - Page 187

Diagnostic aids 3-9
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4. Look at the coarse and fine adjustments on the top left of the page, and enter the best number for the top
adjustment in the T space. Transfer this number over to the computation area for Z.
5. On the operator panel, use and to locate Top Margin. Press , and then use or to enter the
setting computed for T. Press to save.
6. Repeat this process for skew (Z). Add the T value and the current Z value to obtain the new skew (Z)
value.
7. Reprint the Quick Test page, and observe the results. Make additional adjustments if necessary before
proceeding on to Quick Test step two page.
8. Obtain left (L), right (R), and Bow (P) value using the same method as obtaining T from Quick Test Step 1.
Reprint the Quick Test to ensure the settings are correct. Make additional adjustments as required.
9. Press to return to ALIGNMENT MENU.
Alignment (C748x)
To perform alignment:
1. Touch ALIGNMENT MENU from the Diagnostics Menu. Scroll until you reach the color that you desire to
align. Go to each submenu, and use and to zero out all settings.
Note: It is important to zero out all settings to make the adjustment easier.
2. Scroll and touch Quick Test in the same color menu. Two pages print.
3. On the pages, make sure all the Current Values are set to zero. If not, go back two steps and repeat.
4. Look at the coarse and fine adjustments on the top left of the page, and enter the best number for the top
adjustment in the T space. Transfer this number over to the computation area for Z.
5. On the operator panel, touch Top Margin, and then use or to enter the setting computed for T.
Touch to save.
6. Repeat this process for skew (Z). Add the T value and the current Z value to obtain the new skew (Z)
value.
7. Reprint the Quick Test page, and observe the results. Make additional adjustments if necessary before
proceeding on to Quick Test step two page.
8. Obtain left (L), right (R), and Bow (P) value using the same method as obtaining T from Quick Test Step 1.
Reprint the Quick Test to ensure the settings are correct. Make additional adjustments as required.
9. Touch Back to return to ALIGNMENT MENU.
See “Printhead mechanical alignment (C746)” on page 4-8 for printout samples and additional information.